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Field Manual Vault: free, searchable, downloadable military manuals

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FM 3-11 ·Army ·2025

Chemical, Biological, Radiological, and Nuclear Operations

As the United States Army operates in potential chemical, biological, radiological, or nuclear (CBRN) environments in the 21st century, we must account for new and emerging CBRN threats. Many peer, near-peer, and even sub-peer adversaries… Current 128 pages CBRN
FM 3-12 ·Army ·2025

Cyberspace and Electromagnetic Warfare Operations

FM 3-12 provides Army doctrine for cyberspace operations, electromagnetic warfare, and cyberspace electromagnetic activities as part of a combined arms approach to achieve objectives across the competition continuum. FM 3-12 provides… Current 238 pages Comms Signal
FM 3-13 ·Army ·2016

Information Operations

Over the past two decades, Army information operations (IO) has gone through a number of doctrinal evolutions, explained, in part, by the rapidly changing nature of information, its flow, processing, dissemination, impact and, in… Current 108 pages Other
FM 3-13.4 ·Army ·2019

Army Support to Military Deception

When properly resourced and integrated, deception has the potential to deter or induce actions that are favorable to the force and can increase the success of friendly activity. In the same way that operations transition from one phase to… Current 92 pages Other
FM 3-14 ·Army ·2026

Army Space Operations

Over the last three decades, assumptions of individual domain supremacy and the break in great-power security competition drove the U.S. joint force doctrine, equipment, and readiness posture. These assumptions have evolved when faced with… Current 96 pages Other
FM 3-16 ·Army ·2024

The Army in Multinational Operations

Whenever commonality of interests exists, nations enter political, economic, or military partnerships, or combinations thereof. These partnerships occur in regional and worldwide patterns as nations seek opportunities to promote their… Current 148 pages Doctrine Philosophy
FM 3-22 C1 ·Army ·2023

Army Support to Security Cooperation

In an era of strategic competition there are times where security cooperation (SC) may become the primary effort by strategic necessity—both to deter our adversaries prior to conflict, and to strengthen our allies and partners before and… Current 90 pages CBRN
FM 3-22.9C1 ·Army ·2011

Rifle Marksmanship: M16-/M4-Series Weapons

(page F-1). Also, a portion of the appendix has been added to address marking 25-meter zero offsets for 200 meters (beginning with paragraph F-3 on page F-9). In Table F-1 (page F-7), the zero offset for the M16A4 MWS with the M68… Current 112 pages Marksmanship Weapons
FM 3-24 C2 ·Army ·2014

Insurgencies and Countering Insurgencies {mcwp 3-33.5}

The 2006 version of FM 3-24/ MCWP 3-33.5, Counterinsurgency, filled an important doctrinal gap at a time when U.S. forces were engaged in counterinsurgency operations. This version of FM 3-24/MCWP 3-33.5 builds on that important manual.… Current 202 pages Doctrine Philosophy
FM 3-27 ·Army ·2023

Army Global Missile Defense Operations

This version of FM 3-27 reaffirms global MD operations as paramount to the security of the U.S. and its allies. The term global MD, as used throughout this document, implies defense against ballistic missile only; though future revisions… Current 96 pages Fires
FM 3-34 ·Army ·2025

Engineer Operations

The Army Engineer Regiment has a mixture of capabilities that spans the active and reserve components to the United States Army Corps of Engineers (USACE) and Civilian corps. The regiment contains three basic categories of operating force… Current 160 pages Engineering
FM 3-39 ·Army ·2025

Military Police Operations

This version of FM 3-39 aligns with FM 3-0 and describes how military police units are manned, equipped, and trained to enable the Army's ability to conduct prompt and sustained land combat to defeat enemy ground forces and seize, occupy,… Current 208 pages Small Unit Tactics
FM 3-50 ·Army ·2014

Army Personnel Recovery

This publication is organized into six chapters: Chapter 1 describes personnel recovery. It defines Army personnel recovery and discusses the foundations of personnel recovery. It explains Army personnel recovery components and concludes… Current 104 pages Fieldcraft Survival
FM 3-52 ·Army ·2016

Airspace Control

FM 3-52 Airspace Control, updates the previous 8 February 2013 version of FM 3-52 to reflect lessons learned through recent operational experience and to adapt to the joint airspace community's release of updates to JP 352, and ATP 3-52.1… Current 110 pages Aviation
FM 3-55 ·Army ·2013

Information Collection

The Army currently has no unified methodology or overall plan to define or establish how it performs or supports information collection activities at all echelons. This publication clarifies how the Army plans, prepares, and executes… Current 86 pages Recon Intel
FM 3-57 ·Army ·2021

Civil Affairs Operations

The Army executes operations across multiple domains and in complex environments. One of the most complex environments is the land domain—partially due to the societal systems (detailed in JP 3-57) woven into the operational environment.… Current 176 pages Other
FM 3-60 ·Army ·2023

Army Targeting

Field Manual (FM) 3-60, describes the tactics, techniques, and procedures associated with effectively applying a targeting methodology to integrate and synchronize capabilities to create desired effects on targets and enable positions of… Current 158 pages Fires
FM 3-61 C1 ·Army ·2022

Communication Strategy and Public Affairs Operations

Army public affairs doctrine is consistent and compatible with joint public affairs doctrine and policy as well as Department of Defense and Department of the Army public affairs policies. It describes the fundamental principles and… Current 176 pages Other
FM 3-81 ·Army ·2021

Maneuver Enhancement Brigade

FM 3-81 provides doctrine for the tactical employment of the MEB in support of Army operations. The manual provides the MEB with a unity of effort and a common philosophy, language, and purpose. As one of the multifunctional brigades of… Current 188 pages Small Unit Tactics
FM 3-83 ·Army ·2025

Religious Affairs

Army doctrine is fundamental principles, with supporting tactics, techniques, procedures, and terms and symbols, used for the conduct of operations and as a guide for actions of operating forces, and elements of the institutional force… Current 50 pages CBRN
FM 3-84 ·Army ·2023

Legal Support to Operations

This manual establishes a foundation for the Judge Advocate General's (JAG's) Corps and judge advocate legal services (JALS) personnel to provide principled counsel and mission-focused legal support to the operational Army. It establishes… Current 100 pages CBRN
FM 3-90 ·Army ·2023

Tactics

Tactics are the employment, ordered arrangement, and directed actions of forces in relation to each other. Leaders select tactics that accomplish their assigned mission. Successful tactics require generating and applying combat power. This… Current 480 pages Small Unit Tactics
FM 3-94 ·Army ·2021

Armies, Corps, and Division Operations

The Army gives the combatant commander depth and versatility because landpower expands the friendly range of military options. The Army, uniquely, provides a combination of armored, medium, light, and airborne forces. Along with a full… Current 212 pages Doctrine Philosophy
FM 3-96 ·Army ·2021

Brigade Combat Team

The Army provides readily available, trained and equipped, and globally responsive forces to shape the operational environment, prevent conflict, and prevail in large-scale ground combat while consolidating gains as part of unified action.… Current 460 pages Small Unit Tactics
FM 3-98 ·Army ·2023

Reconnaissance and Security Operations

FM 3-98 provides the commander and staff of Cavalry formations with doctrine relevant to Army and joint operations. This publication explains how effective reconnaissance and security operations generate depth, allow commanders reaction… Current 204 pages Recon Intel
FM 3-99 C1 ·Army ·2015

Airborne and Air Assault Operations

Assured access is the desired conditions that the United States seeks to maintain in potential areas of strategic importance throughout the world. Assured access is the result of a combination of geopolitical factors that affect the United… Current 232 pages Small Unit Tactics
FM 4-0 ·Army ·2026

Sustainment Operations

Advances in civilian and military technology have changed the character of warfare and the conduct of Army and joint force operations. The dilemmas posed by the integration of new technologies into the future battlefield have changed the… Current 256 pages Sustainment
FM 4-02 C2 ·Army ·2020

Army Health System

The content of this update remains generally consistent with the 2013 publication on key topics while adopting updated terminology and concepts as necessary. Key topics include AHS, FHP, Health Service Support, ten medical functions, and… Current 234 pages Medical TCCC
FM 4-1 ·Army ·2025

Human Resources Support

The publication of FM 3-0 in October 2022 emphasized that operations require integration of Army and joint capabilities from all domains. FM 4-1 contains updates that implement elements of FM 3-0 and FM 4-0 to describe HR support at… Current 122 pages Sustainment
FM 4-80 ·Army ·2025

Financial Management Operations

FM 3-0 focuses on multidomain operations and their relationship to the full range of military operations that support joint campaigns. FM 4-0 lays the foundation for the sustainment (logistics, FM, personnel services, and health service… Current 160 pages Sustainment